B41J 2/1645
Thin film formation by spincoating
Official title: {thin film formation by spincoating}
B41J2/1645 (Thin film formation by spincoating) appears on 1,980 US grants and 1,845 published applications in this corpus.
Search patents in B41J- Granted patents
- 1,980
- Published applications
- 1,845
- Assignees
- 150
- Inventors
- 1,361
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 21 | 0 |
| 1998 | 25 | 0 |
| 1999 | 30 | 0 |
| 2000 | 40 | 0 |
| 2001 | 118 | 33 |
| 2002 | 115 | 85 |
| 2003 | 80 | 80 |
| 2004 | 71 | 125 |
| 2005 | 90 | 198 |
| 2006 | 126 | 121 |
| 2007 | 116 | 131 |
| 2008 | 109 | 154 |
| 2009 | 99 | 149 |
| 2010 | 123 | 105 |
| 2011 | 143 | 84 |
| 2012 | 92 | 76 |
| 2013 | 75 | 94 |
| 2014 | 79 | 53 |
| 2015 | 82 | 48 |
| 2016 | 51 | 37 |
| 2017 | 34 | 37 |
| 2018 | 29 | 44 |
| 2019 | 39 | 30 |
| 2020 | 35 | 36 |
| 2021 | 36 | 19 |
| 2022 | 21 | 20 |
| 2023 | 14 | 24 |
| 2024 | 17 | 15 |
| 2025 | 10 | 24 |
| 2026 | 6 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing liquid ejection head and liquid ejection head25 Aug 2026US 12,715,216 B2Canon Kabushiki Kaisha
- Method of manufacturing liquid discharging head and liquid discharging head21 Apr 2026US 12,605,934 B2Canon Kabushiki Kaisha
- Ejection head nozzle flooding control14 Apr 2026US 12,600,130 B2Brady Worldwide, Inc.
- Method for producing laminates and method for producing liquid discharge heads14 Apr 2026US 12,600,134 B2Canon Kabushiki Kaisha
- Substrate joint body, method of manufacturing the substrate joint body, and liquid ejection head24 Feb 2026US 12,558,897 B2Canon Kabushiki Kaisha
- Method of manufacturing liquid discharge head, and liquid discharge head27 Aug 2026US 2026/0249613 A1Canon Kabushiki Kaisha
- Manufacturing method for semiconductor substrate, manufacturing method for liquid ejection head, semiconductor substrate, and liquid ejection head13 Aug 2026US 2026/0233519 A1Canon Kabushiki Kaisha
- Method of manufacturing nozzle plate and nozzle plate13 Aug 2026US 2026/0233525 A1Seiko Epson Corporation
- Method of manufacturing liquid discharging head and liquid discharging head30 Jul 2026US 2026/0217031 A1Canon Kabushiki Kaisha
- Liquid-repellent substrate, and ink jet head and production method therefor25 Jun 2026US 2026/0175579 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Ink jet head and a method of manufacturing thereof420US 5,666,141 ASharp Kabushiki Kaisha · 1997
- Ink-jet recording head with piezoelectric device and method for manufacturing the same368US 6,142,615 ASeiko Epson Corporation · 2000
- Polymer-based micromachining for microfluidic devices351US 6,136,212 AThe Regents of the University of Michigan · 2000
- Ink jet print device and print head or print apparatus using the same348US 6,019,457 ACanon Information Systems Research Australia Pty. Ltd. · 2000
- Method of fabricating bubblejet print devices using semiconductor fabrication techniques311US 5,841,452 ACanon Information Systems Research Australia Pty. Ltd. · 1998